diff options
Diffstat (limited to 'process.c')
-rw-r--r-- | process.c | 18 |
1 files changed, 14 insertions, 4 deletions
@@ -1583,18 +1583,28 @@ rb_spawn(int argc, VALUE *argv) * * */ +#if defined(SIGCLD) && !defined(SIGCHLD) +# define SIGCHLD SIGCLD +#endif + static VALUE rb_f_system(int argc, VALUE *argv) { int status; + RETSIGTYPE (*chfunc)(int); + chfunc = signal(SIGCHLD, SIG_DFL); status = rb_spawn(argc, argv); - if (status == -1) rb_sys_fail(RSTRING(argv[0])->ptr); + if (status > 0) { #if defined(HAVE_FORK) || defined(HAVE_SPAWNV) - rb_syswait(status); - if (NIL_P(rb_last_status)) rb_sys_fail(0); - status = NUM2INT(rb_last_status); + rb_syswait(status); #endif + } + signal(SIGCHLD, chfunc); + if (status < 0) { + rb_sys_fail(RSTRING(argv[0])->ptr); + } + status = NUM2INT(rb_last_status); if (status == EXIT_SUCCESS) return Qtrue; return Qfalse; } |